Home / 92,136.64-138,234.18-32,971

Finding the Fourth Proportional to 92,136.64, 138,234.18 and 32,971

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Solution

The fourth proportional to 92,136.64, 138,234.18 and 32,971 is: 49,466.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,136.64 : 138,234.18 = 32,971 : x
  2. Step 2: Convert to fraction form
    92,136.64/138,234.18 = 32,971/x
  3. Step 3: Cross multiply
    92,136.64x = 138,234.18 × 32,971
  4. Step 4: Simplify right side
    92,136.64x = 4,557,719,148.78
  5. Step 5: Solve for x
    x = 4,557,719,148.78/92,136.64
  6. Step 6: Final answer
    x = 49,466.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.